You did some great investigative work! Sounds like you traced them back to the US entity placing such illicit robocalls. My recommendation would be for you to reach out to one of the TCPA attorneys. Here are some names and emails of TCPA attorneys who I’ve had positive interactions with:
Bailey Glasser Contact
Further digging into COMPLETE RESERVATION SOLUTIONS, LLC showed ownership of www.mycrstravel.com
800-672-8522 same IVR as 833-557-6925
Sean England (President) is also reachable, according to paperwork, at [email protected]
Hold music briefly dips to name them as “Premier Travel”. Hope you like Real McCoy “Another Night” as I think the line is indefinite hold music.
I got the indefinite hold music when I called too.
Here’s one that called me just now:
909-440-6647
Here’s your prize for this dream cruise number
87 more of them
9094406535 Aqua Venture Voyages Cruises
9094406536 Maritime Majesty Lines Cruises
9094406540 BlueWave Odysee Cruises
9094406542 Aqua Venture Voyages Cruises
9094406543 Maritime Majesty Lines Cruises
9094406562 Salistara Cruises
9094406595 Maritime Majesty Lines Cruises
9094406596 Aqua Venture Voyages Cruises
9094406597 Aqua Venture Voyages Cruises
9094406599 Salistara Cruises
9094406601 Aqua Venture Voyages Cruises
9094406602 Aqua Venture Voyages Cruises
9094406603 Maritime Majesty Lines Cruises
9094406610 Salistara Cruises
9094406613 Aqua Venture Voyages Cruises
9094406622 BlueWave Odysee Cruises
9094406626 Aqua Venture Voyages Cruises
9094406628 Maritime Majesty Lines Cruises
9094406629 BlueWave Odysee Cruises
9094406631 BlueWave Odysee Cruises
9094406634 Oceanic Horizons Cruises
9094406647 Oceanic Horizons Cruises
9094406677 Oceanic Horizons Cruises 
post number
9094406692 Aqua Venture Voyages Cruises
9094406694 Aqua Venture Voyages Cruises
9094406707 Aqua Venture Voyages Cruises
9094406710 Salistara Cruises
9094406716 Aqua Venture Voyages Cruises
9094406719 Oceanic Horizons Cruises
9094406726 BlueWave Odysee Cruises
9094406727 Salistara Cruises
9094406728 Oceanic Horizons Cruises
9094406731 BlueWave Odysee Cruises
9094406736 Aqua Venture Voyages Cruises
9094406737 Maritime Majesty Lines Cruises
9094406738 Maritime Majesty Lines Cruises
9094406740 Salistara Cruises
9094406742 Aqua Venture Voyages Cruises
9094406742 BlueWave Odysee Cruises
9094406749 Salistara Cruises
9094406750 Maritime Majesty Lines Cruises
9094406752 Salistara Cruises
9094406754 Oceanic Horizons Cruises
9094406759 BlueWave Odysee Cruises
9094406763 BlueWave Odysee Cruises
9094406764 Salistara Cruises
9094406768 Aqua Venture Voyages Cruises
9094406769 Aqua Venture Voyages Cruises
9094406770 BlueWave Odysee Cruises
9094406772 BlueWave Odysee Cruises
9094406785 Salistara Cruises
9094406786 BlueWave Odysee Cruises
9094406792 Maritime Majesty Lines Cruises
9094406794 Oceanic Horizons Cruises
9094406802 BlueWave Odysee Cruises
9094406804 Oceanic Horizons Cruises
9094406805 Salistara Cruises
9094406807 Salistara Cruises
9094406809 Aqua Venture Voyages Cruises
9094406815 Maritime Majesty Lines Cruises
9094406819 BlueWave Odysee Cruises
9094406820 Oceanic Horizons Cruises
9094406822 Maritime Majesty Lines Cruises
9094406823 Aqua Venture Voyages Cruises
9094406837 Aqua Venture Voyages Cruises
9094406839 Maritime Majesty Lines Cruises
9094406843 Oceanic Horizons Cruises
9094406845 Salistara Cruises
9094406848 Aqua Venture Voyages Cruises
9094406850 Maritime Majesty Lines Cruises
9094406851 Aqua Venture Voyages Cruises
9094406853 Salistara Cruises
9094406857 Maritime Majesty Lines Cruises
9094406858 BlueWave Odysee Cruises
9094406866 Aqua Venture Voyages Cruises
9094406869 Oceanic Horizons Cruises
9094406870 Salistara Cruises
9094406871 Maritime Majesty Lines Cruises
9094406885 Salistara Cruises
9094406891 Aqua Venture Voyages Cruises
9094406892 Maritime Majesty Lines Cruises
9094406904 Oceanic Horizons Cruises
9094406913 Salistara Cruises
9094406917 Oceanic Horizons Cruises
9094406918 Aqua Venture Voyages Cruises
9094406926 Oceanic Horizons Cruises
9094406928 Salistara Cruises
9094406930 Aqua Venture Voyages Cruises
706-418-5616 Goes directly to them currently.