name: "Xero Contacts"
description: >
Use this skill when working with Xero contacts (customers/suppliers) -
creating, searching, updating, and managing client organizations.
Covers contact fields, contact groups, MSP client management,
billing address handling, and cross-referencing with PSA systems.
when_to_use: "When creating, searching, updating, and managing client organizations"
triggers:
- xero contact
- xero customer
- xero supplier
- xero client
- xero vendor
- contact lookup
- contact management
- customer management
- xero organization
Xero Contacts Management
Overview
Contacts are the foundational entity in Xero, representing customers (clients you invoice), suppliers (vendors you pay), or both. Every invoice, payment, credit note, and bank transaction is linked to a contact. For MSPs, contacts typically represent managed services clients, hardware vendors, software suppliers, and subcontractors.
Core Concepts
Contact Types
Xero contacts can be customers, suppliers, or both. The type is determined by usage rather than a fixed field:
| Role |
Description |
MSP Example |
| Customer |
Contacts you create sales invoices (ACCREC) for |
Managed services clients |
| Supplier |
Contacts you receive bills (ACCPAY) from |
Software vendors, ISPs |
| Customer & Supplier |
Both roles |
Partner MSPs, distributors |
Contact Status
| Status |
Description |
ACTIVE |
Active contact (default) |
ARCHIVED |
Archived contact (hidden from lists) |
GDPR_REQUEST |
GDPR deletion requested |
Contact Groups
Contacts can be organized into groups for reporting and filtering:
| Group |
MSP Use Case |
| Managed Services |
Clients on monthly contracts |
| Break-Fix |
Ad-hoc support clients |
| Vendors |
Hardware and software suppliers |
| Partners |
Co-managed or referral partners |
Field Reference
Core Fields
| Field |
Type |
Required |
Description |
ContactID |
string (UUID) |
System |
Auto-generated unique identifier |
Name |
string |
Yes |
Contact/company name (must be unique) |
ContactNumber |
string |
No |
Your reference number for this contact |
AccountNumber |
string |
No |
Account number in your system |
ContactStatus |
string |
No |
ACTIVE, ARCHIVED, or GDPR_REQUEST |
EmailAddress |
string |
No |
Primary email address |
FirstName |
string |
No |
First name (for individual contacts) |
LastName |
string |
No |
Last name (for individual contacts) |
BankAccountDetails |
string |
No |
Bank account information |
TaxNumber |
string |
No |
Tax identification number |
AccountsReceivableTaxType |
string |
No |
Default tax type for sales |
AccountsPayableTaxType |
string |
No |
Default tax type for purchases |
DefaultCurrency |
string |
No |
Default currency code (e.g., USD, AUD) |
IsSupplier |
boolean |
Read-only |
Has supplier invoices |
IsCustomer |
boolean |
Read-only |
Has customer invoices |
Address Fields
Contacts support two address types: POBOX (mailing) and STREET (physical):
| Field |
Type |
Description |
AddressType |
string |
POBOX or STREET |
AddressLine1 |
string |
Street address line 1 |
AddressLine2 |
string |
Street address line 2 |
AddressLine3 |
string |
Street address line 3 |
AddressLine4 |
string |
Street address line 4 |
City |
string |
City |
Region |
string |
State/province/region |
PostalCode |
string |
Postal/zip code |
Country |
string |
Country |
AttentionTo |
string |
Attention to name |
Phone Fields
Contacts support four phone types: DEFAULT, DDI, MOBILE, FAX:
| Field |
Type |
Description |
PhoneType |
string |
DEFAULT, DDI, MOBILE, or FAX |
PhoneNumber |
string |
Phone number |
PhoneAreaCode |
string |
Area code |
PhoneCountryCode |
string |
Country code |
Financial Summary Fields (Read-Only)
| Field |
Type |
Description |
Balances.AccountsReceivable.Outstanding |
decimal |
Total outstanding AR |
Balances.AccountsReceivable.Overdue |
decimal |
Total overdue AR |
Balances.AccountsPayable.Outstanding |
decimal |
Total outstanding AP |
Balances.AccountsPayable.Overdue |
decimal |
Total overdue AP |
UpdatedDateUTC |
datetime |
Last modification timestamp |
API Patterns
List Contacts
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
With Filters:
# Search by name (partial match)
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts?where=Name.Contains(%22Acme%22)" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
# Active customers only
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts?where=ContactStatus==%22ACTIVE%22&&IsCustomer==true" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
# With pagination
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts?page=1" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
Get Single Contact
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts/${CONTACT_ID}" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
Create Contact
curl -s -X POST "https://api.xero.com/api.xro/2.0/Contacts" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Content-Type: application/json" \
-d '{
"Name": "Acme Corp",
"ContactNumber": "MSP-001",
"AccountNumber": "ACME001",
"EmailAddress": "billing@acme.com",
"Addresses": [
{
"AddressType": "STREET",
"AddressLine1": "123 Main Street",
"City": "Springfield",
"Region": "IL",
"PostalCode": "62704",
"Country": "US"
},
{
"AddressType": "POBOX",
"AddressLine1": "PO Box 456",
"City": "Springfield",
"Region": "IL",
"PostalCode": "62704",
"Country": "US"
}
],
"Phones": [
{
"PhoneType": "DEFAULT",
"PhoneNumber": "555-0123",
"PhoneAreaCode": "217"
}
],
"DefaultCurrency": "USD"
}'
Update Contact
curl -s -X POST "https://api.xero.com/api.xro/2.0/Contacts/${CONTACT_ID}" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Content-Type: application/json" \
-d '{
"ContactID": "'${CONTACT_ID}'",
"EmailAddress": "newemail@acme.com",
"Phones": [
{
"PhoneType": "DEFAULT",
"PhoneNumber": "555-9999",
"PhoneAreaCode": "217"
}
]
}'
Archive Contact
curl -s -X POST "https://api.xero.com/api.xro/2.0/Contacts/${CONTACT_ID}" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Content-Type: application/json" \
-d '{
"ContactID": "'${CONTACT_ID}'",
"ContactStatus": "ARCHIVED"
}'
Search Contacts
# Search by name
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts?where=Name.StartsWith(%22Acme%22)" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
# Search by email
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts?where=EmailAddress==%22billing@acme.com%22" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
# Search by account number
curl -s -X GET "https://api.xero.com/api.xro/2.0/Contacts?where=AccountNumber==%22ACME001%22" \
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
-H "xero-tenant-id: ${XERO_TENANT_ID}" \
-H "Accept: application/json"
Common Workflows
MSP Client Onboarding
- Create contact with company details and billing address
- Set account number using your PSA or internal reference
- Add to contact group (e.g., "Managed Services")
- Set default currency if multi-currency
- Create first invoice for onboarding or first month
async function onboardMspClient(clientData) {
const token = await auth.getToken();
const contact = await createContact(token, {
Name: clientData.companyName,
ContactNumber: clientData.psaId,
AccountNumber: clientData.accountCode,
EmailAddress: clientData.billingEmail,
Addresses: [
{
AddressType: 'STREET',
AddressLine1: clientData.address,
City: clientData.city,
Region: clientData.state,
PostalCode: clientData.zip,
Country: clientData.country
}
],
Phones: [
{
PhoneType: 'DEFAULT',
PhoneNumber: clientData.phone
}
],
DefaultCurrency: clientData.currency || 'USD'
});
return contact;
}
Client Offboarding
- Verify all invoices are paid - Check outstanding balances
- Create final invoice if needed for remaining services
- Archive the contact - Do not delete for audit trail
async function offboardClient(contactId) {
const token = await auth.getToken();
// Check outstanding balance
const contact = await getContact(token, contactId);
const outstanding = contact.Balances?.AccountsReceivable?.Outstanding || 0;
if (outstanding > 0) {
console.log(`WARNING: ${contact.Name} has $${outstanding} outstanding.`);
return { status: 'blocked', reason: 'outstanding_balance', amount: outstanding };
}
// Archive the contact
await updateContact(token, contactId, { ContactStatus: 'ARCHIVED' });
return { status: 'archived', contact: contact.Name };
}
PSA Cross-Reference
Use the ContactNumber field to store your PSA system's client ID:
async function findByPsaId(psaId) {
const token = await auth.getToken();
const where = encodeURIComponent(`ContactNumber=="${psaId}"`);
const response = await fetch(
`https://api.xero.com/api.xro/2.0/Contacts?where=${where}`,
{
headers: {
'Authorization': `Bearer ${token}`,
'xero-tenant-id': process.env.XERO_TENANT_ID,
'Accept': 'application/json'
}
}
);
const data = await response.json();
return data.Contacts?.[0] || null;
}
Bulk Contact Report
async function generateClientReport() {
const contacts = await fetchAllContacts();
return contacts
.filter(c => c.IsCustomer && c.ContactStatus === 'ACTIVE')
.map(contact => ({
name: contact.Name,
accountNumber: contact.AccountNumber,
email: contact.EmailAddress,
outstanding: contact.Balances?.AccountsReceivable?.Outstanding || 0,
overdue: contact.Balances?.AccountsReceivable?.Overdue || 0,
city: contact.Addresses?.find(a => a.AddressType === 'STREET')?.City
}))
.sort((a, b) => b.overdue - a.overdue);
}
Error Handling
Common API Errors
| Code |
Message |
Resolution |
| 400 |
Name must be unique |
Use a different contact name |
| 400 |
Name is required |
Provide Name field |
| 401 |
Unauthorized |
Refresh access token |
| 403 |
Forbidden |
Check tenant ID and OAuth scopes |
| 404 |
Contact not found |
Verify ContactID |
| 429 |
Rate limit exceeded |
Wait and retry |
Validation Errors
| Error |
Cause |
Fix |
| Name must be unique |
Duplicate contact name |
Use unique name or find existing |
| Name is required |
Missing Name field |
Add Name to request body |
| Invalid email |
Malformed email address |
Fix email format |
| Invalid phone |
Malformed phone number |
Fix phone format |
Error Recovery Pattern
async function safeCreateContact(data) {
try {
return await createContact(data);
} catch (error) {
if (error.message?.includes('must be unique')) {
// Contact exists - find and return it
const existing = await searchContactByName(data.Name);
return existing;
}
if (error.status === 401) {
// Token expired - refresh and retry
await auth.refreshToken();
return await createContact(data);
}
throw error;
}
}
Endpoint Reference
| Endpoint |
Method |
Description |
/Contacts |
GET |
List contacts (paginated, filterable) |
/Contacts |
POST |
Create or update contacts |
/Contacts/{ContactID} |
GET |
Get single contact |
/Contacts/{ContactID} |
POST |
Update a contact |
/Contacts/{ContactID}/Attachments |
GET |
List contact attachments |
/ContactGroups |
GET |
List contact groups |
/ContactGroups |
POST |
Create contact group |
/ContactGroups/{GroupID}/Contacts |
PUT |
Add contacts to group |
/ContactGroups/{GroupID}/Contacts/{ContactID} |
DELETE |
Remove contact from group |
Best Practices
- Use unique names - Xero requires unique contact names; include location if needed
- Set AccountNumber - Map to your PSA client ID for cross-referencing
- Use ContactNumber - Store PSA or internal reference numbers
- Include billing email - Required for emailing invoices directly from Xero
- Add both addresses - STREET for physical, POBOX for mailing/billing
- Use contact groups - Organize clients by service tier or type
- Archive, don't delete - Preserve historical data and audit trail
- Set default currency - Important for international MSP clients
- Check balances before archiving - Ensure no outstanding amounts
- Paginate contact lists - Use page parameter for more than 100 contacts
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