Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: DRBRMOXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
816-450 A Dearborn MCA5 MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-450 3 Dearborn MCA5 MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-450 8 Dearborn MCA5 MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-992 A Dearborn MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-992 0 Dearborn MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-992 3 Dearborn MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-992 8 Dearborn MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-992 9 Dearborn MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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