Source note · ALI databases and MSAG address validation
Twilio states that a US MSAG address often differs from the USPS address for the same location because the MSAG uses the community name (township, city, county) served by the responding PSAP.
Checked 2026-10-14
- Vendor
- Twilio
- Product
- Programmable Voice SIP Interface
- Subsystem
- emergency address
- Deployment
- multi-tenant
- Region
- us
- Release range
- current as of 2026-10-14
- Checked
- 2026-10-14
Sources
- Emergency Calling for SIP Interfaces — Twilio · tier 2 current vendor documentation · Emergency Calling for SIP Interfaces, address validation section (MSAG vs USPS note)
Cite this note
APA
WarmTransfer. (2026, October 14). ALI databases and MSAG address validation: source note ali-msag-location-provisioning-twilio-msag-vs-usps. WarmTransfer. https://warmtransfer.net/knowledge/claims/ali-msag-location-provisioning-twilio-msag-vs-usps
BibTeX
@misc{warmtransfer-claim-ali-msag-location-provisioning-twilio-msag-vs-usps,
title = {ALI databases and MSAG address validation: source note ali-msag-location-provisioning-twilio-msag-vs-usps},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ali-msag-location-provisioning-twilio-msag-vs-usps},
note = {Source note ali-msag-location-provisioning-twilio-msag-vs-usps, checked 2026-10-14}
}