If you are in Karachi and are looking fro emergency numbers, here they are in no particular order:
Police Emergency: 15
Ambulance: 115
Fire Brigade Center: 16
Edhi Blood Bank: +92 21 445105, +92 21 452815
St.John Ambulance: +92 21 7210600 / 500
Civil Hospital (Casualties): +92 21 7729719
Bomb Disposal: +92 21 2416626
Edhi Emergency. Center: +92 21 2310066, +92 21 2310077
Edhi Trust: +92 21 2310066
Hilal-e-Ahmar: +92 21 721359
Edhi Head Office: +92 21 2413232, +92 21 2413158
Red Crescent: +92 21 7213259, +92 21 5833973, +92 21 5836281
In charge Bomb Disposal Squad: +92 21 77226455
Central Fire Station: +92 21 9215007, +92 21 9215008