www.numberingplans.com

International Numbering Plans provides a variety of tools in the field of telecommunication for businesses, law enforcement agenncies, governmental organisations or regular users. The services are centered around:

• (mobile) numbering plan ...
  Category:Tools
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www.unlockit.co.nz/mobilesettings/

Mobile Carrier APN Settings for Android, Windows Mobile, iPhone, Symbian and other phones

wiki.melberi.com

Wiki Site about Mobile Internet GPRS MMS APN Settings. General Tips and Reviews about Android Windows Nokia Lumia Samsung Galaxy Blackberry HTC.

This is mainly an APN settings site.

www.sitefinder.ofcom.org.uk

Sitefinder was set up as a result of recommendations of the Stewart Report to be a general resource for people wishing to inform themselves about the location and operating characteristics of individual base stations. Find a mobile phone mast near you. ...

opensignal.com

Cell phone signal coverage maps based on data submitted by users

Poor reception is a common complaint. You’ve bought a new phone but then find it impossible to make any calls, never mind get online. And frustratingly there’s usually ...

www.cellreception.com

Find the best coverage in the neighborhood, including carrier reviews, tower locations and coverage maps from AT&T, Sprint, T-Mobile and Verizon.

www.antennasearch.com

Search for the locations of cell towers and antennas to determine cell reception.

opencellid.org

OpenCellID is the world's largest collaborative community project that collects GPS positions of cell towers, used free of charge, for a multitude of commercial and private purposes.

More than 49,000 contributors have already registered with Op ...

www.carphonewarehouse.com/coverage-checker

Compare 3G and 4G coverage of all major UK networks using the Carphone Warehouse official RootMetrics coverage checker.

www.signalboosters.com/blog/opensignal-vs-root-metrics-vs-si...

Read our review about the best free signal finder apps.