Local Calling Guide  
Rate centre information 
Satsuma, TX  [Prefix detail]  
LATA : 560  HOUSTON TX
LIR :   
V: 08917 H: 03590
ILEC : 9533  SOUTHWESTERN BELL
NPA  281 :
469  
477  
517  
571  
640  
653  
664  
671  
720  
737  
807  
887  
890  
894  
897  
949  
955  
970  
NPA  346 :
206  
244  
260  
277  
314  
325  
363  
376  
392  
424  
508  
536  
569  
623  
684  
761  
769  
865  
NPA  832 :
237  
478  
604  
634  
678  
688  
756  
869  
912  
960  
996  
See all [Local Prefixes] 
Local calling TO: [Reverse direction] 
OCN Rate centre Plan type Call type Monthly limit (minutes) Note Effective date 
Alvin, TX            
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Bammel, TX            
Barker, TX            
Baytown EMS, TX            
Beach City EMS, TX            
Brookshire EMS, TX            
Channelview, TX            
Conroe EMS, TX            
Crosby, TX            
Cut 'n Shoot EMS, TX            
Cypress, TX            
Cypress EMS, TX            
Deer Park, TX            
Dickinson, TX            
Friendswood, TX            
Grangerland EMS, TX            
Highlands EMS, TX            
Hitchcock-Santa Fe EMS, TX            
Houston, TX            
Houston Suburban, TX            
Huffman, TX            
Humble, TX            
Katy EMS, TX            
Kemah, TX            
La Porte, TX            
Lake Conroe EMS, TX            
Langham Creek, TX            
League City, TX            
Liverpool EMS, TX            
Manvel, TX            
Mont Belvieu EMS, TX            
Montgomery EMS, TX            
Pinehurst EMS, TX            
Porter, TX            
Porter Heights EMS, TX            
Richmond-Rosenberg EMS, TX            
Riverbrook EMS, TX            
Rosharon EMS, TX            
Seabrook, TX            
Sheldon, TX            
Smithers Lake EMS, TX            
Splendora EMS, TX            
Spring EMS, TX            
Stafford, TX            
Sugar Land, TX            
Tomball, TX            
Tomball EMS, TX            
Valley Lodge EMS, TX            
Walden EMS, TX            
Waller EMS, TX            
Westfield, TX            
Westfield EMS, TX            
Willis EMS, TX            
 
*If OCN is blank, this indicates the default local calling area for all carriers. If OCN is not blank, then local calling is available for that OCN only.
  Last updated: Thu, 16 Oct 2025 03:04:18 UTC 
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