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NPA Codes in USA starting with 6

NPACountryTime Difference (GMT)StateState Abbrv.In Service DateComments
601USA-6MississippiMS  
602USA-7ArizonaAZ  
603USA-5New HampshireNH  
605USA-6South DakotaSD  
606USA-5KentuckyKY  
607USA-5New YorkNY  
608USA-6WisconsinWI  
609USA-5New JerseyNJ  
610USA-5PennsylvaniaPA  
612USA-6MinnesotaMN  
614USA-5OhioOH  
615USA-5 to -6TennesseeTN  
616USA-5MichiganMI  
617USA-5MassachusettsMA  
618USA-6IllinoisIL  
619USA-8CaliforniaCA  
620USA-6KansasKS03 Feb 2001 
623USA-7ArizonaAZ01 Mar 1999 
626USA-8CaliforniaCA14 Jun 1997 
627USA-8CaliforniaCA Suspended
628USA-8CaliforniaCA Suspended
630USA-6IllinoisIL03 Aug 1996 
631USA-5New YorkNY01 Nov 1999 
636USA-5MissouriMO22 May 1999 
641USA-6IowaIA09 Jul 2000 
646USA-5New YorkNY01 Jul 1999 
650USA-8CaliforniaCA02 Aug 1997 
651USA-6MinnesotaMN12 Jul 1998 
657USA-8CaliforniaCA23 Aug 2008 
659USA-6AlabamaAL Proposed
660USA-5MissouriMO12 Oct 1997 
661USA-8CaliforniaCA13 Feb 1999 
662USA-6MississippiMS19 Apr 1999 
667USA-5MarylandMD24 Mar 2012 
669USA-8CaliforniaCA20 Nov 2012 
678USA-5GeorgiaGA01 Jun 1998 
679USA-5MichiganMI Proposed
681USA-5West VirginiaWV26 Jul 2008 
682USA-6 to -7TexasTX07 Oct 2000 
689USA-5 to -6FloridaFL Suspended

See World Zone 1 for explanation of "NPA"

Where shown:

Time Diff. is with respect to GMT (UCT)
Suspended
Pending
Proposed		 indicate the code is not in use: the "In Service Date" has been delayed or not set
In Service is date code becomes (or became) effective.  If no date is shown, code was effective before 1995
 

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Database Updated: 05 Nov 2011

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