Mexico • NPA 642
☎️ Central Office Exchange (NXX)
+52 (642) 558 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (642) 558. Central office block assigned to Navojoa/Pueblo Mayo, SON, Mexico.
Standard Subscriber Format
+52 (642) 558-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
642
Primary Location
Navojoa/Pueblo Mayo, SON
Service Type
Landline
📋 Central Office Exchange 558 Routing Details
The 558 exchange code (central office prefix) operates within the 642 Numbering Plan Area (NPA) servicing Navojoa/Pueblo Mayo, SON, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (642) 558 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
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Domestic Calls: Dial
0642 558-1234or local national format. -
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International Calls: Dial
+52 642 558-1234from outside Mexico. -
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E.164 Standard:
+52642558XXXX
📞 Nearby Exchanges in Area Code 642
View All Area Code 642 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (642) 558?
Phone numbers starting with +52 (642) 558 belong to the 642 area code in Navojoa/Pueblo Mayo, SON, Mexico, routed via exchange block 558.
How do I call a 558 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +52, then 642, and the subscriber number.
Which provider operates the 558 prefix in Navojoa/Pueblo Mayo, SON?
Telecom services for the 558 exchange block in Navojoa/Pueblo Mayo, SON are primarily assigned to Local Network Carrier for Landline connections.