The TelecomNumber entity seems to be missing a place for an extension.
<entity entity-name="TelecomNumber"
package-name="org.ofbiz.party.contact"
title="Telecommunications Number Entity">
<field name="contactMechId" type="id-ne"></field>
<field name="countryCode" type="very-short"></field>
<field name="areaCode" type="very-short"></field>
<field name="contactNumber" type="short-varchar"></field>
<field name="askForName" type="name"></field> <!-- person or
department to ask for at this number -->
<prim-key field="contactMechId"/>
<relation type="one" fk-name="TEL_NUM_CMECH"
rel-entity-name="ContactMech">
<key-map field-name="contactMechId"/>
</relation>
<index name="COUNTRY_CODE_IDX">
<index-field name="countryCode"/>
</index>
<index name="AREA_CODE_IDX">
<index-field name="areaCode"/>
</index>
<index name="CONTACT_NUMBER_IDX">
<index-field name="contactNumber"/>
</index>
</entity>
--
Ron Wheeler
President
Artifact Software Inc
email: [email protected]
skype: ronaldmwheeler
phone: 866-970-2435, ext 102