The soundex code for Costelloe is C234.
Below are other surnames with the same soundex code. Click on a surname to see the listing for that name, or click the checkbox next to one or more names and then click the merge button to produce one listing including all the checked names.
Cagdell Cascidelere Casdale Cassdls Cassetl Castal Castaldi Castalerine Castallar Castallaro Castalli ? Castalmelli Casteal? Casteel Castel Castel? Castela ? Castelan Castelana Castelandi Castelein Castelia Castelin Casteline Castell Castella Castellain Castellaine Castellan Castellane Castellani Castellano Castellari Castellarin Castellarini Castellarino Castellasie Castelle Castellean Castellette Castelletti Castelli Castellien Castellini Castello Castells Castelman Castelor Castelov Castile Castill Castillain Castille Castilleau Castilletti Castilli Castillo Castilloe Castillon Castillou Castilloux castilo Castiloux Castlam Castle Castle(?) Castle? Castle????? Castle (?) Castleden Castledge Castledona Castlefort? Castleman Castleman? Castlep??? Castler Castles Castleton Castley Castolbo Castoldi Castoli Castolo Cestel Cestella Chastellaine Chestell Chestelson Chestillaine Chestle Chistiolan Choquette Olivier Chysdale Cockstall Cogdale Cogdell Coquitlam Cosdulard Costal Costalas Costale Costalone Costel Costelanie Costeleau Costeles Costelis Costell Costella Costella(?) Costella (o?) Costellan Costellar Costelle Costellero? Costelletti Costello Costello(?) Costello? Costellono Costellow Costells Costelo Costelow Costillo Costillon Costilo Costle(?) Costlen Costlett Costley Costlo Costlos Costlow Costlry Costly Costolew Costolnik Costolo Costolook Costolow Costulowsky Cusedlane Custalls Custaloe Custell

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