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Oldsmar kept area code 813 despite being in
Pinellas. Oldsmar was a tributary service area to the Tampa area, and tributary routes were in general not cut across NPA boundaries. Oldsmar is also located on the Pinellas/Hillsborough line, and was the only local exchange that was a local call to both
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In 2022, the available telephone numbers for area code 813 were expected to be exhausted during the third quarter of 2022. As a result, the North
American Numbering Plan Administrator authorized an "all services overlay", which was approved by the
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Although the 1995 split was intended to be a long-term solution, within only three years, 813 was close to exhaustion again because of the rapid growth of telephone service in the
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on March 31, 2020. The new area code 656 started service on
February 22, 2022, but only after all available central office prefixes of 813 had been assigned. This required
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on 813. However, overlays were still a new concept, and the mixing of area codes in the same region, and the resulting requirement for
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wanted to spare alarm companies and ISPs the cost of reprogramming and replacing systems that could not handle 10 digit dialing.
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access numbers and alarm system reporting numbers in Tampa and St. Petersburg were located in
Oldsmar. GTE and the
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to
Collier County, split from the numbering plan area 813 after 39 years in the coverage area and were assigned
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The state of
Florida was a single numbering plan area with area code 305. In 1953, with the development of
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and divided the United States and Canada into 86 numbering plan areas and assigned the
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On May 28, 1995, thirteen counties south and east of
Hillsborough County, from
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322:"Planning Letter 121: NANP Split of 813 (Florida) Numbering Plan Area (NPA)"
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as another area code for the region. It was originally planned to be an
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382:"Planning Letter 552: NPA 813 and 656 All-Services Overlay (Florida)"
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406:"Tampa-Hillsborough to get a new area code. Say hello to the 656"
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were split off on
February 1, 1999 and received area code 727.
151:. The new number plan area stretched along the Gulf Coast from
147:(GTE), was designated as a separate numbering plan area with
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276:"Planning Letter 541: NPA 656 to Overlay NPA 813 (Florida)"
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DEMAND FORCES SOUTHERN BELL TO MAKE A SWITCH IN AREA CODES
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and the proliferation of cell phones and pagers. The
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256:List of North American Numbering Plan area codes
100:. The northeastern portion of Pasco County has
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283:North American Numbering Plan Administrator
120:(AT&T) announced the first nationwide
80:Area codes 656 and 813 are assigned to a
118:American Telephone and Telegraph Company
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27:Telephone area code for Tampa, Florida
60:, and its surrounding areas, such as
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143:south, which was serviced mostly by
347:"Tampa may get a new area code"],
126:original North American area codes
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235:Florida Public Service Commission
227:Florida Public Service Commission
195:Florida Public Service Commission
104:, while the western portion uses
241:within the numbering plan area.
580:Area codes in the United States
441:NANPA area code map of Florida
595:1953 establishments in Florida
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213:(except Oldsmar) and western
46:North American Numbering Plan
84:(NPA) that comprises all of
434:Florida's Area Code History
365:"NANPA Planning Letter 541"
159:and included the cities of
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251:List of Florida area codes
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122:telephone numbering plan
137:Direct Distance Dialing
38:Area codes 813 and 656
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585:Area codes in Florida
130:Operator Toll Dialing
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308:The Orlando Sentinel
221:cities. Most of the
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387:. NANPA. 2020-12-04
327:. NANPA. 1998-04-21
86:Hillsborough County
82:numbering plan area
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197:decided to assign
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239:ten-digit dialing
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145:General Telephone
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70:overlay complex
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428:External links
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191:Tampa Bay area
180:Manatee County
161:St. Petersburg
157:Collier County
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88:, the city of
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58:Tampa, Florida
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414:. Retrieved
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153:Pasco County
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98:Pasco County
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76:Service area
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456:305/786/645
62:Zephyrhills
574:Categories
416:2020-05-08
391:2023-08-03
331:2023-08-25
289:2020-08-25
262:References
169:Fort Myers
50:U.S. state
42:area codes
539:656/813
245:See also
173:Lakeland
165:Sarasota
48:for the
508:954/754
500:904/324
492:850/448
488:813/656
476:561/728
472:407/689
448:Florida
203:overlay
112:History
90:Oldsmar
66:Oldsmar
54:Florida
44:in the
171:, and
557:South
517:North
385:(PDF)
368:(PDF)
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279:(PDF)
544:East
530:West
64:and
40:are
561:941
548:863
534:727
521:352
504:941
496:863
484:772
480:727
468:386
464:352
460:321
452:239
155:to
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
