| CPC H04M 3/5116 (2013.01) [H04M 3/58 (2013.01)] | 20 Claims |

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1. A call routing device comprising:
a communication interface;
a controller configured to:
receive, via the communication interface, from a plurality of public-safety answering points (PSAPs), status data indicating respective states of the plurality of PSAPs;
receive, via the communication interface, a call to be routed to a first PSAP of the plurality of PSAPs;
generate a list of other PSAPs, of the plurality of PSAPs, prioritized according to the status data;
route, via the communication interface, the call to the first PSAP, the call routed with the list;
receive, via the communication interface, from the first P SAP, an indication to transfer the call to a second PSAP selected from the list; and
transfer, via the communication interface, the call to the second PSAP.
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