CFR›Title 47›Chapter I›Part 9›Subpart G ContainsSection 9.18CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart G—Mobile-Satellite Service Sections 9.18 § 9.18 Emergency Call Center service. Previous F Subpart F—Multi-Line Telephone Systems Next H Subpart H—Resiliency, Redundancy, and Reliability of 911 Communications