India • NPA 1258
☎️ Central Office Exchange (NXX)
+91 (1258) 591 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +91 (1258) 591. Central office block assigned to Kalanaur, Haryana, India.
Standard Subscriber Format
+91 (1258) 591-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
1258
Primary Location
Kalanaur, Haryana
Service Type
Landline
📋 Central Office Exchange 591 Routing Details
The 591 exchange code (central office prefix) operates within the 1258 Numbering Plan Area (NPA) servicing Kalanaur, Haryana, India. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +91 (1258) 591 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
01258 591-1234or local national format. -
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International Calls: Dial
+91 1258 591-1234from outside India. -
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E.164 Standard:
+911258591XXXX
📞 Nearby Exchanges in Area Code 1258
View All Area Code 1258 Exchanges ›❓ Frequently Asked Questions
What area code is +91 (1258) 591?
Phone numbers starting with +91 (1258) 591 belong to the 1258 area code in Kalanaur, Haryana, India, routed via exchange block 591.
How do I call a 591 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +91, then 1258, and the subscriber number.
Which provider operates the 591 prefix in Kalanaur, Haryana?
Telecom services for the 591 exchange block in Kalanaur, Haryana are primarily assigned to Local Network Carrier for Landline connections.