FCC rules define the database method of number portability as one that uses one or more external databases to provide called-party routing information.
Checked 2026-10-02
a number portability method that utilizes one or more external databases for providing called party routing information
- Vendor
- not restricted
- Product
- not restricted
- Subsystem
- lnp-architecture
- Deployment
- pstn
- Region
- us
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- 47 CFR § 52.21 - Definitions — Legal Information Institute (Cornell Law School), reproducing the Code of Federal Regulations · tier 1 standards and regulators · 47 CFR 52.21(e)
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting calls that fail to ported numbers after cutover: source note post-port-routing-troubleshooting-database-method-defined. WarmTransfer. https://warmtransfer.net/knowledge/claims/post-port-routing-troubleshooting-database-method-defined
BibTeX
@misc{warmtransfer-claim-post-port-routing-troubleshooting-database-method-defined,
title = {Troubleshooting calls that fail to ported numbers after cutover: source note post-port-routing-troubleshooting-database-method-defined},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/post-port-routing-troubleshooting-database-method-defined},
note = {Source note post-port-routing-troubleshooting-database-method-defined, checked 2026-10-02}
}